1.
//Program untuk memasukkan data dan menampilkan data
//Nama File Ini.cpp
#include <iostream.h>
#include <conio.h>
Data 1 = Elemen kosong
Data 2 = Elemen tidak kosong

void main()
{
float x[5]; //Deklarasi larik dengan lima elemen
int d;
clrscr();
for(int i = 1; i <= 5; i++) //mengisi larik
{
cout<<"Isi data ";
cin>>x[i];
 }
for( i = 1; i <= 5; i++)
{
cout<<”Tampilkan hasil “<<x[i]<<endl; //tampilan
setelah diisi
}
//Program menghitung suhu rata-rata
//Nama file suhu.cpp
#include <iostream.h>
#include <conio.h>
const int JUM_DATA = 5;
void main()
{
float suhu[JUM_DATA];
float total;
clrscr();
cout<<"Masukkan data suhu "<<endl;
for (int i = 0; i < JUM_DATA; i++)
{
cout<< i + 1 << " : ";
cin>>suhu[i];
}
total = 0;
for (i = 0 ; i < JUM_DATA; i++)
total += suhu[i];
cout<<"Suhu rata - rata = " <<total/JUM_DATA<<endl;
}



2.
//Program pemakaian larik dimensi dua
//Nama File lulus.cpp
#include <iostream.h>
#include <conio.h>
void main()
{
int data_lulus[3][4]; //deklarasi larikk dimensi dengan tiga
elemen baris dan
int tahun, jurusan; //empat elemen kolom
clrscr();
data_lulus[0][0] = 35; //mengisi larik
data_lulus[0][1] = 45;
data_lulus[0][2] = 90;
data_lulus[0][3] = 120;
data_lulus[1][0] = 100;
data_lulus[1][1] = 110;
data_lulus[1][2] = 70;
data_lulus[1][3] = 101;
data_lulus[2][0] = 10;
data_lulus[2][1] = 15;
data_lulus[2][2] = 20;
Data 1 = Elemen kosong terdapat 2
baris dan 2 kolom

data_lulus[2][3] = 17;
while (1)
{
cout<<"Jurusan (0 = T I, 1 = MI, 2 = TK) ";
cin>>jurusan;
if((jurusan == 0) || (jurusan == 1 ) || (jurusan == 2))
break;
}
while (1)
{
cout<< "tahun (1992 - 1995); ";
cin>>tahun;
if((tahun >= 1992) && (tahun <= 1995))
{
tahun -= 1992;
break;
}
}
cout<<"jumlah yang lulus = "
 <<data_lulus[jurusan][tahun]<<endl;
}


3
//Nama file hurufab.cpp
#include <iostream.h>
#include <conio.h>
void main()
{
//pendefinisian larik dimensi tiga
//dan pemberian nilai awal
int huruf [2][8][8] =
{
{{0,1,1,1,1,1,0,0},
 {0,1,0,0,0,1,0,0},
 {0,1,0,0,0,1,1,0},
 {1,1,1,1,1,1,1,0},
 {1,1,0,0,0,0,1,0},
 {1,1,0,0,0,0,1,0},
 {1,1,0,0,0,0,1,0},
 {0,0,0,0,0,0,0,0},
},
 {{1,1,1,1,1,1,0,0},
 {1,0,0,0,0,1,0,0},
 {1,0,0,0,0,1,0,0},
 {1,1,1,1,1,1,1,0},
 {1,1,0,0,0,0,1,0},
 {1,1,0,0,0,0,1,0},
 {1,1,1,1,1,1,1,0},
 {0,0,0,0,0,0,0,0},
 }
};
int i,j,k;
clrscr();
for (i=0;i<2;i++)
{
for(j=0;j<8;j++)
{
for (k = 0; k <8; k++)
{
if (huruf[i][j][k] == 1)
cout<<'\xDB';
else
cout<<'\x20';
}
cout <<endl;
}



4
//Program mengisi nilai matriks
//Nama File Mat1.cpp
#include <iostream.h>
#include <conio.h>
#include <iomanip.h>
#include <stdlib.h>
void main()
{
int jb, jk, i, j;
float arr1[10][10];
clrscr();
cout<<"Jumlah baris : ";cin>>jb;
cout<<"Jumlah kolom : ";cin>>jk;
cout<<"Data matriks ";
cout<<"\n";
arr1[0][0]=0;
for (i = 1; i <=jb; i++)
{
for (j = 1; j <=jk; j++)
{
cout<<"Data ke "<<i<<"-"<<j ;cin>> arr1[i][j];
}
 }
 cout<<setprecision(2);
 cout<<setiosflags(ios::fixed);
 for (i = 1; i <=jb; i++)
 {
for (j = 1; j <=jk; j++)
 cout<<setw(8)<<arr1[i][j];
 //cout<<setw(3);
cout<<"\n";
 }
 cout<<resetiosflags(ios::fixed);
}
//Program menjumlahkan dua buah matriks
//Nama file jumlah_mat.cpp
#include <iostream.h>
#include <conio.h>
#include <iomanip.h>
#include <stdlib.h>
void main()
{
int jb, jk, i, j;
float arr1[10][10];
float arr2[10][10];
float arr3[10][10];
clrscr();
cout<<"Jumlah baris : ";cin>>jb;
cout<<"Jumlah kolom : ";cin>>jk;
cout<<" Data matriks A ";
cout<<"\n";
arr1[0][0]=0;
arr2[0][0]=0;
arr3[0][0]=0;
for (i = 1; i <=jb; i++)
{
for (j = 1; j <=jk; j++)
{
cout<<"Data ke "<<i<<"-"<<j ;cin>> arr1[i][j];
}
 }
 for (i = 1; i <=jb; i++)
{
for (j = 1; j <=jk; j++)
cout<<setw(8 )<<arr1[i][j];
cout<<"\n";
}
cout<<"\n";
cout<<"Data matriks B\n ";
for (i = 1; i <=jb; i++)
{
for (j = 1; j <=jk; j++)
{
cout<<"Data ke "<<i<<"-"<<j ;
cin>> arr2[i][j];
}
 }
 for (i = 1; i <=jb; i++)
{
for (j = 1; j <=jk; j++)
cout<<setw(8 )<<arr2[i][j];
cout<<"\n";
}
 for (i = 1; i <=jb; i++)
 {
for (j = 1; j <=jk; j++)
arr3[i,j] = arr1[i,j]+arr2[i,j];
cout<<"\n";
 }
 for (i = 1; i <=jb; i++)
{
for (j = 1; j <=jk; j++)
cout<<setw(8)<<"Data ke "<<i<<"-"<<j<<arr3[i][j];
}

5

//Program pointer void

//Nama file void.cpp

#include <iostream.h>

#include <conio.h>

void main()

{

clrscr();

void *ptr; //pointer tak bertipe

int vint = 50;

float vfl = 51.5;

ptr = &vint; //menunjuk ke int, diperkenankan

cout<<"Nilai yang ditunjuk oleh ptr : "

<<*(int*)ptr<<endl;

ptr = &vfl; //menunjuk ke float, diperkenankan

cout<<"Nilai yang ditunjuk oleh ptr : "

 <<*(float *)ptr<<endl;

}

6
//Program penugasan pointer
//Nama file tugas.cpp
#include <iostream.h>
#include <conio.h>
void main()
{
float *x1,*x2,y;
clrscr();
y = 13.45;
x1 = &y;
x2 = x1;
cout<<"Nilai variabel y = "<<y<<" ada di alamat "<<x1<<endl;
cout<<"Nilai variabel y = "<<y<<" ada di alamat "<<x2;
getch();
}


7
//Program pointer aritmatika
//Nama file arit.cpp
#include "iostream.h"
#include "conio.h"
void main()
{
int nilai[3], *penunjuk;
clrscr();
nilai[0] = 125;
nilai[1] = 345;
nilai[2] = 750;
penunjuk = &nilai[0];
cout<<"Nilai "<<*penunjuk<<" ada di alamat
"<<penunjuk<<endl;
cout<<"Nilai "<<*(penunjuk+1)<<" ada di alamat
"<<(penunjuk+1)<<endl;
cout<<"Nilai "<<*(penunjuk+2)<<" ada di alamat
"<<(penunjuk+2)<<endl;
getch();
}

8

//Program aritmatika pointer

//Nama file arit.cpp

#include <iostream.h>

#include <conio.h>

void main()

{

int a = 100, b = 200, *pa,*pb;

clrscr();

pa = &a;

pb = &b;

if(pa<pb)

cout<<"pa menunjuk ke memori lebih rendah dari

pb"<<endl;

if(pa==pb)

cout<<"pa menunjuk ke memori sama dengan pb"<<endl;

if(pa>pb)

cout<<"pa menunjuk ke memori lebih tinggi dari

pb"<<endl;

getch();

}

9

//Program pointer dan larik

//Nama file ptrlar.cpp

#include <iostream.h>

#include <conio.h>

void main()

{

clrscr();

int tgl_lahir[] = {14, 5, 1998};

int *ptgl;

ptgl = tgl_lahir;

cout<<"Nilai yang ditunjuk oleh ptgl : "

 <<*ptgl<<endl;

cout<<"Nilai dari tgl_lahir[0] : "

 <<tgl_lahir[0]<<endl;

}

10

//Program pengurutan sisipan

//Nama File select.cpp

#include <iostream.h>

#include <conio.h>

int main()

{

int i,j;

int Imaks, maks, temp;

int L[10] = {20,15,22,14,12,10,24,19,18,16};

for(i=9;i>=1;i--)

{

Imaks = 0;

maks = L[0];

for(j=1;j<=i;j++)

{

if(L[j]>maks)

{

Imaks =j;

maks = L[j];

}

}

temp=L[i];

L[i]=maks;

L[Imaks]=temp;

}

for(i=0;i<=9;i++)

{

cout<<L[i]<<endl;

}

getch();

return 0;

}